Answer:
changes in government, before 1770 most countries were either monarchies, absolute monarchies, republics, city states, or empires afterwards came political theory and such on a much greater scale
Because it supplies the country with water
Answer:
They both created accurate calendars.
Tell me if I got it right! It's my first try at answering questions
Was hit the hardest, they quickly turned to a new leader who promised food and wealth he also blamed the economy crisis on the Jewish people this led to the start of World War 11.